Course: Statistics In a study conducted, 3,000 people were surveyed, of which 2,400 work more than 40 hours a week and of these, it has been established that 70% suffer from some sleep disorder, while of those who work less than 40 hours, ONLY 35% suffer from some disorder. According to these data, it is correct to state that: I. 1,890 of respondents suffer from sleep disorders. II. 390 people are those who work less than 40 hours a week and do NOT suffer from sleep disorders. III. 37% of the people studied do NOT suffer from sleep disorders. Select one: a. Only I b. Only II c. Only III d. I and III e. I, II and III

Course: Statistics In a study conducted, 3,000 people were surveyed, of which 2,400 work more than 40 hours a week and of these, it has been established that 70% suffer from some sleep disorder, while of those who work less than 40 hours, ONLY 35% suffer from some disorder. According to these data, it is correct to state that: I. 1,890 of respondents suffer from sleep disorders. II. 390 people are those who work less than 40 hours a week and do NOT suffer from sleep disorders. III. 37% of the people studied do NOT suffer from sleep disorders. Select one: a. Only I b. Only II c. Only III d. I and III e. I, II and III

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 4BGP

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Question

100%

Course: Statistics
In a study conducted, 3,000 people were surveyed, of which 2,400 work more than 40 hours a week and of these, it has been established that 70% suffer from some sleep disorder, while of those who work less than 40 hours, ONLY 35% suffer from some disorder. According to these data, it is correct to state that:
I. 1,890 of respondents suffer from sleep disorders.
II. 390 people are those who work less than 40 hours a week and do NOT suffer from sleep disorders.
III. 37% of the people studied do NOT suffer from sleep disorders.
Select one:
a. Only I
b. Only II
c. Only III
d. I and III
e. I, II and III

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